[INFO] fetching crate iterpipes 0.2.0...
[INFO] checking iterpipes-0.2.0 against try#9c1dcf141bc0875407c4eb36972857bd3db713e2 for pr-81863
[INFO] extracting crate iterpipes 0.2.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate iterpipes 0.2.0 on toolchain 9c1dcf141bc0875407c4eb36972857bd3db713e2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9c1dcf141bc0875407c4eb36972857bd3db713e2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate iterpipes 0.2.0
[INFO] finished tweaking crates.io crate iterpipes 0.2.0
[INFO] tweaked toml for crates.io crate iterpipes 0.2.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate iterpipes 0.2.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9c1dcf141bc0875407c4eb36972857bd3db713e2" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+9c1dcf141bc0875407c4eb36972857bd3db713e2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 023c3159ef3765dd7ece24732d5fd276aa432d1456ede3209207f4f53d4c419d
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "023c3159ef3765dd7ece24732d5fd276aa432d1456ede3209207f4f53d4c419d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "023c3159ef3765dd7ece24732d5fd276aa432d1456ede3209207f4f53d4c419d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "023c3159ef3765dd7ece24732d5fd276aa432d1456ede3209207f4f53d4c419d", kill_on_drop: false }`
[INFO] [stdout] 023c3159ef3765dd7ece24732d5fd276aa432d1456ede3209207f4f53d4c419d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+9c1dcf141bc0875407c4eb36972857bd3db713e2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 740da928784f0560062197a822dce1a92f48bee698eaaad37bf44d62d350bc91
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "740da928784f0560062197a822dce1a92f48bee698eaaad37bf44d62d350bc91", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.12
[INFO] [stderr]    Compiling standback v0.2.8
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.21
[INFO] [stderr]    Compiling proc-macro-hack v0.5.15
[INFO] [stderr]    Compiling version_check v0.9.1
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking iterpipes v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling time v0.2.16
[INFO] [stderr]    Compiling quote v1.0.5
[INFO] [stderr]    Compiling time-macros-impl v0.1.1
[INFO] [stdout] error: expected identifier
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/time-macros-impl-0.1.1/src/lib.rs:84:20
[INFO] [stdout]    |
[INFO] [stdout] 84 |               pub fn $name(input: proc_macro::TokenStream) -> proc_macro::TokenStream {
[INFO] [stdout]    |                      ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 91 | / impl_macros! {
[INFO] [stdout] 92 | |     time: Time,
[INFO] [stdout] 93 | |     offset: Offset,
[INFO] [stdout] 94 | |     date: Date,
[INFO] [stdout] 95 | | }
[INFO] [stdout]    | |_- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `time-macros-impl`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "740da928784f0560062197a822dce1a92f48bee698eaaad37bf44d62d350bc91", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "740da928784f0560062197a822dce1a92f48bee698eaaad37bf44d62d350bc91", kill_on_drop: false }`
[INFO] [stdout] 740da928784f0560062197a822dce1a92f48bee698eaaad37bf44d62d350bc91